3824756

Information

• Patent Grant
• 3824756

• References
• Source

• Patent Number

  3,824,756

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1974
  50 years ago

• CPC

  • E04F13/0864 - composed of superposed elements which overlap each other and of which the flat outer surface includes an acute angle with the surface to cover
  • E04F13/0842 - specially adapted for thin sheet-like materials

• US Classifications

  • 052 - Static structures
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener